﻿<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8" />
    <title>第一个实例</title>
    <script language="javascript" src="jquery.min.js"></script>
    <script language="javascript">
        $(document).ready(function () {
            alert("Hello World!");
        });
    </script>
</head>
<body>

</body>
</html>